<template>
  <div>
    <!-- 登录  -->
    <router-link to="/login">登录</router-link>
    <!-- 默认路由首页 -->
    <router-view></router-view>
  </div>
</template>

<script>
 const debounce = (fn, delay) => {
      let timer = null;
      return function () {
        let context = this;
        let args = arguments;
        clearTimeout(timer);
        timer = setTimeout(function () {
          fn.apply(context, args);
        }, delay);
      };
    };

    const _ResizeObserver = window.ResizeObserver;
    window.ResizeObserver = class ResizeObserver extends _ResizeObserver {
      constructor(callback) {
        callback = debounce(callback, 16);
        super(callback);
      }
    };

</script>

<style>
#app {
  font-family: Avenir, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
  margin-top: 60px;
}
</style>
